<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div>
<h1>商品列表页面</h1>
<table border="1">
  <tr>
    <th>id</th><th>商品标题</th>
    <th>商品价格</th><th>商品库存</th><th>操作</th>
  </tr>
  <tr v-for="p in arr">
    <td>{{p.id}}</td>
    <td>{{p.title}}</td>
    <td>{{p.price}}</td>
    <td>{{p.num}}</td>
<!--      如果点击超链接不离开页面的话,需要将超链接跳转功能取消掉-->
<!--      href="javascript:void(0)"-->
      <td>
        <a :href="'/update.html?id='+p.id">修改</a>
        <a href="javascript:void(0)" @click="del(p.id)">删除</a>
    </td>
  </tr>
</table>
</div>
<script src="https://cdn.bootcdn.net/ajax/libs/axios/0.21.1/axios.min.js"></script>
<script src="https://cdn.staticfile.org/vue/2.2.2/vue.min.js"></script>
<script>
  let v = new Vue({
    el: "body>div",
    data: {
     arr:[{id:1,title:"苹果",price:5,num:100},
       {id:2,title: "香蕉",price:6,num:200},
       {id:3,title: "橘子",price: 7,num:300}]

    },
    methods: {
        del(id){

            if (confirm("你确定删除此商品吗?")){
                //异步删除请求
                axios.get("/delete?id="+id).then(function (response){
                    //刷新页面
                    location.reload();
                })
            }

        }


    },
    created:function (){
      //created方法是Vue对象内置的方法  当Vue对象初始化时会调用此方法
      //通常情况下把进入页面后立即发出请求代码写在此处
      console.log("代码执行了");
      //发出异步请求
      axios.get("/select").then(function (response){
        v.arr=response.data;
      })
    }
  })
</script>


</body>
</html>